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Montana Field Guide

Montana Field Guides

Spike Bentgrass - Agrostis exarata


Global Rank: G5
State Rank: S4S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

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General Description
Perennial bunchgrass with short rhizomes. Stems 20–100 cm. Leaves: blades mostly 2–8 mm broad, ligules 0.5–2 mm long. Inflorescence a contracted panicle 5–20 cm long. Spikelets 2–3 mm long. Lemmas 1.2–2 mm long, awnless or with a short delicate awn; palea minute to absent (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout much of N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 6

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
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Citation for data on this website:
Spike Bentgrass — Agrostis exarata.  Montana Field Guide.  .  Retrieved on , from